Whether it's composting the scraps from last night's dinner or reusing household items around the garden, recycling is an essential part of making your garden more sustainable. On the other hand, ...

Discover how to build a powerful DIY directional Wi-Fi antenna from simple materials, including metal jar lids and a threaded rod, to boost your laptop’s Wi-Fi reception. This detailed step-by-step ...

Abstract: This paper briefly deals with a structure of a Signal distribution network for a Secondary surveillance radar. Three typical radiation beams (Sum, Difference and Control) are described. The ...

Abstract: In recent years, with the rapid development of wireless communication, communication devices are required to have wider bandwidth, smaller size, and omnidirectional radiation characteristics ...